Go Concepts - Lexical Structure: Difference between revisions
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Upper-case letter identifiers | Upper-case letter identifiers | ||
=Whitespace= | |||
Newlines, spaces and tabs. | |||
=Expression= | |||
[[Go Concepts - Operators|Operators]] combine operands into [[#Expression|expressions]]. | |||
==Literal== | |||
===String Literal=== | |||
===Numeric Literal=== | |||
===Array Literal=== | |||
===Slice Literal=== | |||
===Map Literal=== | |||
===Struct Literal=== | |||
=Comment= | |||
<pre> | |||
// to the end of the line | |||
</pre> | |||
<pre> | |||
/* | |||
Multiline | |||
line 1 | |||
... | |||
line n | |||
*/ | |||
</pre> | |||
=Statements= | |||
==for== | |||
==if== | |||
=Keywords= | |||
* Go Specification - Keywords: https://golang.org/ref/spec#Keywords | |||
{| | |||
| <tt>[[go Keyword range|range]]</tt> || <tt>[[go Keyword type|type]]</tt> || <tt>[[go Keyword func|func]]</tt> || . || . | |||
|- | |||
| <tt>[[go Keyword package|package]]</tt> || <tt>[[go Keyword go|go]]</tt> || . || . || . | |||
|- | |||
| <tt>[[go Keyword defer|defer]]</tt> || <tt>[[go Keyword chan|chan]]</tt> || . || . || . | |||
|} | |||
=Constants= | |||
Revision as of 23:52, 21 March 2016
Internal
Identifiers
Types, functions, constants, variables, interfaces.
The blank identifier "_".
Identifiers (not values) can be exported or unexported.
Lower-case letter identifiers
Upper-case letter identifiers
Whitespace
Newlines, spaces and tabs.
Expression
Operators combine operands into expressions.
Literal
String Literal
Numeric Literal
Array Literal
Slice Literal
Map Literal
Struct Literal
Comment
// to the end of the line
/* Multiline line 1 ... line n */
Statements
for
if
Keywords
- Go Specification - Keywords: https://golang.org/ref/spec#Keywords
| range | type | func | . | . |
| package | go | . | . | . |
| defer | chan | . | . | . |